Fine needle aspiration biopsy of lymph nodes.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001707:Biopsy, Needle / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008198:Lymph Nodes / Q000473:pathology*; D008207:Lymphatic Metastasis; D008223:Lymphoma / Q000473:pathology; D008875:Middle Aged